{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000540},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000458","490:4900000258","494:4940005564","494:4940007531","490:4900000873","490:4900000750","494:4940007427","466:4660010660","494:4940006671","487:4870004516","494:4940007433","490:4900000997","494:4940002143","466:4660010667","487:4870011415","494:4940008349","490:4900000643","466:4660012107","466:4660013079","490:4900003008","466:4660008981","466:4660012290","466:4660012717","487:4870009344","490:4900012773"],"twin_admin_codes":[490,490,494,494,490,490,494,466,494,487,494,490,494,466,487,494,490,466,466,490,466,466,466,487,490],"twin_sims":[0.15684165403194752,0.028502392481475004,0.01815115377892382,0.01766782738996993,0.016566367695282358,0.015059042982804468,0.010800842542870705,0.00980261403004096,0.009393170900924072,0.007963892595708094,0.00787595891716166,0.007361162950237136,0.005444740367169881,0.0044705055434396505,0.00424970498864545,0.004122672085756914,0.004041484043087208,0.004020649478527287,0.003753796650446645,0.003654218762822525,0.0035679612817122496,0.0035090185970603526,0.0034716841399220102,0.0034437129851922995,0.0034162342754795335],"twin_dists":[0.24998855564625666,0.3464396653256508,0.3677545187080604,0.36899030743251404,0.3719211990445818,0.37622272310203586,0.39083940344016443,0.3950023670970635,0.3968201141251782,0.40377547325464136,0.40423902383339755,0.4070498222463145,0.4193600822217345,0.4272161505969361,0.4292113353420709,0.4304023172172136,0.43118108046641324,0.43138322016429054,0.4340601809379964,0.4351036827621101,0.43602874853673834,0.436672671621956,0.4370856536892132,0.4373977235046279,0.4377065579673256],"n_dims_used":45,"mean_confidence":0.9117681715223525},"coverage":{"mean_confidence":0.9117681715223525,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}